1 pcs Fioletowy Niebieski Tanzanit - 2.62 ct
Nr 83025301
1 pcs (Tanzania) – [Głębokofioletowy błękit] Tanzanit - 33.43 ct
Nr 83025301
1 pcs (Tanzania) – [Głębokofioletowy błękit] Tanzanit - 33.43 ct
Algt Colored Stone Report # 70659270
Report Date: 17 January, 2024
Identification
Species ................................................................................ Natural Zoisite
Variety ............................................................................................ Tanzanite
Description
Shape & Cutting Style ...................... Modified Octagon, Step Cut
Measurements ............................................ 25.20 x 14.50 x 8.31 mm
Carat Weight ........................................................................... 33.43 Carat
Color ............................................................................ Deep Violetish Blue
Transparency ................................. Transparent - Semi-transparent
Additional Grading Characteristics
Suggested Origin ....................................................................... Tanzania
Comments
Tanzanite Is Commonly Heated At Low Temperature To Improve Its Color.
There Is Currently No Scientific Method Available To Determine
Whether This Gemstone Has Been Enhanced Or Not.
Moderate amount of clarity enhancement in fissures.
Clarity enhancement has become a common practice in trade for many gemstones.
This enhancement is reversible at any time.
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